Successful males may either migrate to a more benign winter climate without paying reproductive costs, or high levels of parental effort might physiologically constrain their ability to overwinter in harsh climates. Migration is a costly behavior, so migration must yield fitness benefits, at least for...
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It therefore seems likely that while management strategies informed by either component of diversity should produce common benefits, a knowledge of both components would benefit more comprehensive management. Melanotaenia splendida splendida is one of the most abundant fishes in the Queensland Wet Tropics ...